Ultimate FX includes 550 MB of professionally crafted bulid-ups, synth riseups, snare rolls & atmospheres for Progressive Trance & House music. The pack contains key and tempo labelled atmospheres, uplifters, snare rolls and one shots.Want to make an epic energy bulid up from your breakdown? Consider what is in that pack, and you will understand how to do it. Make your music more energetic and exciting with this professionally crafted pack.